Scriptum/Assets/Scripts/Item/PickableController.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System;

public class PickableController : MonoBehaviour
{
    public EquippableItem item;
    public string name;
    public string name2;
    public bool triggered;
    public int isPicked;

    public void Start()
    {
        item.Name = gameObject.name;
        if (PlayerPrefs.GetInt("continued") == 1)
        {
            isPicked = PlayerPrefs.GetInt(name2);
        }
        else
        {
            isPicked = PlayerPrefs.GetInt(name);
        }
        if(isPicked == 1)
        {
            gameObject.SetActive(false);
        }
    }

    void Update()
    {
        if(triggered)
        {
            if (Input.GetKeyDown(KeyCode.E))
            {
                InventoryManager.Instance.AddToInventory(this.item);
                isPicked = 1;
                PlayerPrefs.SetInt(name, isPicked);
                gameObject.SetActive(false);
            }
        }
    }

    private void OnTriggerEnter2D(Collider2D collision)
    {
        if (collision.tag == "Player")
        {
            triggered = true;
        }
    }

    private void OnTriggerExit2D(Collider2D collision)
    {
        triggered = false;
    }

    public void SaveCheckpoint()
    {
        PlayerPrefs.SetInt(name2, isPicked);
    }

}